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Maintaining the clear, approachable writing style characteristic of author Karen Timberlake, Basic Chemistry, Fourth Edition, adds to its suite of problem-solving tools and techniques necessary for success in chemistry. Engaging new features such as end-of-section Math Practice problems, video tutorials and Math Review Modules allow readers to practice and master quantitative skills. Popular features, including Combining Ideas sections and end-of-chapter questions, have also been strengthened and expanded. Modern real-world applications help students connect chemical principles to events in their world, while stories involving careers illustrate the importance of chemistry in future careers.